IP Library › Granted Patent US 811,572
Granted Patent S1
US 811,572 · App. 35/501,159 · Granted Feb 27, 2018

Air purifier

Inventor: Guo Ning Hu (Shanghai, CN)
Assignee: KONINKLIJKE PHILIPS N.V.
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Quick Facts
Patent No.
US 811,572
App. No.
35/501,159
Granted
Feb 27, 2018
Kind
S1
Claims (1)

The ornamental design for air purifier, as shown and described.

Assignments (2)
NUNC PRO TUNC ASSIGNMENT Recorded Nov 6, 2023
From: KONINKLIJKE PHILIPS N.V.
To: VERSUNI HOLDING B.V.
Reel/Frame 065473/0917 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 16, 2018
From: HU, GUO NING
To: KONINKLIJKE PHILIPS N.V.
Reel/Frame 045072/0830 →
Priority Claims (1)
EM 002751818-0001 · Aug 10, 2015 · regional